1. Date.prototype.toLocaleDateString

    Date method to generate a language sensitive representation of a given date, formatted based on a specified locale and options.

  2. High Resolution Time API

    Method to provide the current time in sub-millisecond resolution and such that it is not subject to system clock skew or adjustments. Called using `performance.now()`

  3. Resource Timing (basic support)

    Method to help web developers to collect complete timing information related to resources on a document.

  4. User Timing API

    Method to help web developers measure the performance of their applications by giving them access to high precision timestamps.

  5. authenticatorattestationresponse api

  6. authenticatorattestationresponse api: attestationobject

  7. authenticatorattestationresponse api: getauthenticatordata

  8. authenticatorattestationresponse api: getpublickey

  9. authenticatorattestationresponse api: getpublickeyalgorithm

  10. authenticatorattestationresponse api: getpublickey: `-8` (eddsa) algorithm keys

  11. authenticatorattestationresponse api: getpublickey: `-7` (ecdsa w/ sha-256) algorithm keys

  12. authenticatorattestationresponse api: getpublickey: `-257` (rsassa-pkcs1-v1_5 using sha-256) algorithm keys

  13. authenticatorattestationresponse api: gettransports

  14. htmlelement api: attributestylemap

  15. mathmlelement api: attributestylemap

  16. readablebytestreamcontroller api

  17. readablebytestreamcontroller api: byobrequest

  18. readablebytestreamcontroller api: close

  19. readablebytestreamcontroller api: desiredsize

  20. readablebytestreamcontroller api: enqueue

  21. readablebytestreamcontroller api: error

  22. sourcebuffer api: `updatestart` event

  23. sourcebuffer api: `updatestart` event: available in workers

  24. svgelement api: attributestylemap

  25. translator api: `translatestreaming()` instance method

  26. urlpattern api: test

  27. xrframe api: gethittestresults

  28. xrframe api: gethittestresultsfortransientinput

  29. xrframe api: getlightestimate

  30. xrhittestresult api

  31. xrhittestresult api: createanchor

  32. xrhittestresult api: getpose

  33. xrhittestsource api

  34. xrhittestsource api: cancel

  35. xrlightestimate api

  36. xrlightestimate api: primarylightdirection

  37. xrlightestimate api: primarylightintensity

  38. xrlightestimate api: sphericalharmonicscoefficients

  39. xrsession api: requesthittestsource

  40. xrsession api: requesthittestsourcefortransientinput

  41. xrtransientinputhittestresult api

  42. xrtransientinputhittestresult api: inputsource

  43. xrtransientinputhittestresult api: results

  44. xrtransientinputhittestsource api

  45. xrtransientinputhittestsource api: cancel

  46. javascript built-in: date: todatestring

  47. javascript built-in: date: tolocaledatestring

  48. javascript built-in: regexp: test

  49. instructions: ref.test